The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 2023
Filed:
Jun. 29, 2020
Applicant:
Bell Textron Inc., Fort Worth, TX (US);
Inventors:
Charles Eric Covington, Colleyville, TX (US);
Randall Lee Johnson, Grapevine, TX (US);
Hunter Barton Nelson, North Richland Hills, TX (US);
Michael David Trantham, Arlington, TX (US);
Assignee:
Textron Innovations Inc., Providence, RI (US);
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01); G01P 3/44 (2006.01); B64C 27/57 (2006.01); B64D 45/00 (2006.01); G01M 5/00 (2006.01); B64C 29/00 (2006.01);
U.S. Cl.
CPC ...
G01B 7/30 (2013.01); B64C 27/57 (2013.01); B64D 45/0005 (2013.01); G01M 5/0016 (2013.01); G01P 3/44 (2013.01); B64C 29/0033 (2013.01);
Abstract
A rotorcraft comprising a rotor blade designed to flap about a hinge point, a measurement system designed to measure blade flapping, and a processing system designed to alter blade flapping measurements. The processing system further comprises a correction process to alter a blade flapping measurement dependent on rotor RPM or rotor torque.